wehub-resource-sync
680845cb1c
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81 lines
3.9 KiB
Swift
81 lines
3.9 KiB
Swift
//===----------------------------------------------------------------------===//
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// Copyright © 2025-2026 Apple Inc. and the Containerization project authors.
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//===----------------------------------------------------------------------===//
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//
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import Foundation
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import SystemPackage
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import Testing
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@testable import ContainerizationEXT4
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struct Ext4FormatCreateTests {
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@Test func fileReplace() throws {
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let fsPath = FilePath(
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FileManager.default.temporaryDirectory
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.appendingPathComponent(UUID().uuidString, isDirectory: false))
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defer { try? FileManager.default.removeItem(at: fsPath.url) }
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let formatter = try EXT4.Formatter(fsPath, minDiskSize: 32.kib())
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defer { try? formatter.close() }
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try formatter.create(path: FilePath("/file"), mode: EXT4.Inode.Mode(.S_IFREG, 0o755), buf: nil) // create a regular file
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#expect(throws: Never.self) {
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try formatter.create(path: FilePath("/file"), mode: EXT4.Inode.Mode(.S_IFREG, 0o755), buf: nil)
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} // overwrite it with a regular file
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#expect(throws: Error.self) { try formatter.create(path: FilePath("/file"), mode: EXT4.Inode.Mode(.S_IFDIR, 0o700)) } // overwrite it with a directory
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}
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@Test func dirReplace() throws {
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let fsPath = FilePath(
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FileManager.default.temporaryDirectory
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.appendingPathComponent(UUID().uuidString, isDirectory: false))
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defer { try? FileManager.default.removeItem(at: fsPath.url) }
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let formatter = try EXT4.Formatter(fsPath, minDiskSize: 32.kib())
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defer { try? formatter.close() }
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try formatter.create(path: FilePath("/dir"), mode: EXT4.Inode.Mode(.S_IFDIR, 0o700)) // create a directory
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#expect(throws: Never.self) {
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try formatter.create(path: FilePath("/dir"), mode: EXT4.Inode.Mode(.S_IFDIR, 0o700))
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} // overwrite it with a directory
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#expect(throws: Error.self) { try formatter.create(path: FilePath("/dir"), mode: EXT4.Inode.Mode(.S_IFREG, 0o755)) } // overwrite it with a file
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}
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@Test func fileParentFails() throws {
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let fsPath = FilePath(
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FileManager.default.temporaryDirectory
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.appendingPathComponent(UUID().uuidString, isDirectory: false))
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defer { try? FileManager.default.removeItem(at: fsPath.url) }
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let formatter = try EXT4.Formatter(fsPath, minDiskSize: 32.kib())
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defer { try? formatter.close() }
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try formatter.create(path: FilePath("/file"), mode: EXT4.Inode.Mode(.S_IFREG, 0o755), buf: nil) // create a regular file
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#expect(throws: Error.self) { try formatter.create(path: FilePath("/file/dir"), mode: EXT4.Inode.Mode(.S_IFDIR, 0o700)) } // create a subdir in a file?
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}
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@Test func createParentAutomatically() throws {
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let fsPath = FilePath(
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FileManager.default.temporaryDirectory
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.appendingPathComponent(UUID().uuidString, isDirectory: false))
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defer { try? FileManager.default.removeItem(at: fsPath.url) }
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let formatter = try EXT4.Formatter(fsPath, minDiskSize: 32.kib())
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defer { try? formatter.close() }
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#expect(throws: Never.self) {
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try formatter.create(path: FilePath("/parent/file"), mode: EXT4.Inode.Mode(.S_IFREG, 0o755), buf: nil)
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} // should create /parent automatically
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}
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}
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